Soldier. Served as lieutenant (1764) and
captain (1766) of the militia at St.-Domingue.
Went to France (1774-1777; 1779).
Commanded a company of cavalry at St.-
Domingue (1790). Visited the United States
(1792-1793) and Jamaica (1795-1800). Served
as captain of infantry under the Restoration.

Descendant of a noble family, British by
origin, that had settled in St.-Domingue.
Believed that his family was related to William
Alexander, Lord Stirling.

Born at St.-Domingue. Younger brother of
the marquis Hugues-Barthélemy Alexandre
d’Hanache. Married in 1780 to Henriette
Cochon du Puy.